GitLab

Also fixed several issues with managing chromoting from the webapp. Now it is
possible to start the app and change PIN.

BUG=120950

Review URL: https://chromiumcodereview.appspot.com/10824286

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@151969 0039d316-1c4b-4281-b951-d872f2087c98